diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.31/001-s3c-cpu.patch')
| -rw-r--r-- | target/linux/s3c24xx/patches-2.6.31/001-s3c-cpu.patch | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.31/001-s3c-cpu.patch b/target/linux/s3c24xx/patches-2.6.31/001-s3c-cpu.patch deleted file mode 100644 index 3f126ac6aa..0000000000 --- a/target/linux/s3c24xx/patches-2.6.31/001-s3c-cpu.patch +++ /dev/null @@ -1,248 +0,0 @@ -diff --git a/arch/arm/plat-s3c/include/mach/cpu.h b/arch/arm/plat-s3c/include/mach/cpu.h -new file mode 100644 -index 0000000..cd260b1 ---- /dev/null -+++ b/arch/arm/plat-s3c/include/mach/cpu.h -@@ -0,0 +1,165 @@ -+/* -+ * arch/arm/plat-s3c/include/mach/cpu.h -+ * -+ * S3C cpu type detection -+ * -+ * Copyright (C) 2008 Samsung Electronics -+ * Kyungmin Park <kyungmin.park@samsung.com> -+ * -+ * Derived from OMAP cpu.h -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -+ */ -+ -+#ifndef __ASM_ARCH_S3C_CPU_H -+#define __ASM_ARCH_S3C_CPU_H -+ -+extern unsigned int system_rev; -+ -+#define S3C_SYSTEM_REV_ATAG (system_rev & 0xffff) -+#define S3C_SYSTEM_REV_CPU (system_rev & 0xffff0000) -+ -+/* -+ * cpu_is_s3c24xx(): True for s3c2400, s3c2410, s3c2440 and so on -+ * cpu_is_s3c241x(): True fro s3c2410, s3c2412 -+ * cpu_is_s3c244x(): True fro s3c2440, s3c2442, s3c2443 -+ * cpu_is_s3c64xx(): True for s3c6400, s3c6410 -+ */ -+#define GET_S3C_CLASS ((system_rev >> 24) & 0xff) -+ -+#define IS_S3C_CLASS(class, id) \ -+static inline int is_s3c ##class (void) \ -+{ \ -+ return (GET_S3C_CLASS == (id)) ? 1 : 0; \ -+} -+ -+#define GET_S3C_SUBCLASS ((system_rev >> 20) & 0xfff) -+ -+#define IS_S3C_SUBCLASS(subclass, id) \ -+static inline int is_s3c ##subclass (void) \ -+{ \ -+ return (GET_S3C_SUBCLASS == (id)) ? 1 : 0; \ -+} -+ -+IS_S3C_CLASS(24xx, 0x24) -+IS_S3C_CLASS(64xx, 0x64) -+ -+IS_S3C_SUBCLASS(241x, 0x241) -+IS_S3C_SUBCLASS(244x, 0x244) -+ -+#define cpu_is_s3c24xx() 0 -+#define cpu_is_s3c241x() 0 -+#define cpu_is_s3c244x() 0 -+#define cpu_is_s3c64xx() 0 -+ -+#if defined(CONFIG_ARCH_S3C2410) -+# undef cpu_is_s3c24xx -+# undef cpu_is_s3c241x -+# undef cpu_is_s3c244x -+# define cpu_is_s3c24xx() is_s3c24xx() -+# define cpu_is_s3c241x() is_s3c241x() -+# define cpu_is_s3c244x() is_s3c244x() -+#endif -+ -+#if defined(CONFIG_ARCH_S3C64XX) -+# undef cpu_is_s3c64xx -+# define cpu_is_s3c64xx() is_s3c64xx() -+#endif -+ -+/* -+ * Macros to detect individual cpu types. -+ * cpu_is_s3c2410(): True for s3c2410 -+ * cpu_is_s3c2440(): True for s3c2440 -+ * cpu_is_s3c6400(): True for s3c6400 -+ * cpu_is_s3c6410(): True for s3c6410 -+ * -+ * Exception: -+ * Store Revision A to 1 -+ * s3c2410a -> s3c2411 -+ * s3c2440a -> s3c2441 -+ */ -+ -+#define GET_S3C_TYPE ((system_rev >> 16) & 0xffff) -+ -+#define IS_S3C_TYPE(type, id) \ -+static inline int is_s3c ##type (void) \ -+{ \ -+ return (GET_S3C_TYPE == (id)) ? 1 : 0; \ -+} -+ -+IS_S3C_TYPE(2400, 0x2400) -+IS_S3C_TYPE(2410, 0x2410) -+IS_S3C_TYPE(2410a, 0x2411) -+IS_S3C_TYPE(2412, 0x2412) -+IS_S3C_TYPE(2440, 0x2440) -+IS_S3C_TYPE(2440a, 0x2441) -+IS_S3C_TYPE(2442, 0x2442) -+IS_S3C_TYPE(2443, 0x2443) -+IS_S3C_TYPE(6400, 0x6400) -+IS_S3C_TYPE(6410, 0x6410) -+ -+#define cpu_is_s3c2400() 0 -+#define cpu_is_s3c2410() 0 -+#define cpu_is_s3c2410a() 0 -+#define cpu_is_s3c2412() 0 -+#define cpu_is_s3c2440() 0 -+#define cpu_is_s3c2440a() 0 -+#define cpu_is_s3c2442() 0 -+#define cpu_is_s3c2443() 0 -+#define cpu_is_s3c6400() 0 -+#define cpu_is_s3c6410() 0 -+ -+#if defined(CONFIG_ARCH_S3C2410) -+# undef cpu_is_s3c2400 -+# define cpu_is_s3c2400() is_s3c2400() -+#endif -+ -+#if defined(CONFIG_CPU_S3C2410) -+# undef cpu_is_s3c2410 -+# undef cpu_is_s3c2410a -+# define cpu_is_s3c2410() is_s3c2410() -+# define cpu_is_s3c2410a() is_s3c2410a() -+#endif -+ -+#if defined(CONFIG_CPU_S3C2412) -+# undef cpu_is_s3c2412 -+# define cpu_is_s3c2412() is_s3c2412() -+#endif -+ -+#if defined(CONFIG_CPU_S3C2440) -+# undef cpu_is_s3c2440 -+# undef cpu_is_s3c2440a -+# define cpu_is_s3c2440() is_s3c2440() -+# define cpu_is_s3c2440a() is_s3c2440a() -+#endif -+ -+#if defined(CONFIG_CPU_S3C2442) -+# undef cpu_is_s3c2442 -+# define cpu_is_s3c2442() is_s3c2442() -+#endif -+ -+#if defined(CONFIG_CPU_S3C2443) -+# undef cpu_is_s3c2443 -+# define cpu_is_s3c2443() is_s3c2443() -+#endif -+ -+#if defined(CONFIG_ARCH_S3C64XX) -+# undef cpu_is_s3c6400 -+# undef cpu_is_s3c6410 -+# define cpu_is_s3c6400() is_s3c6400() -+# define cpu_is_s3c6410() is_s3c6410() -+#endif -+ -+#endif -diff --git a/arch/arm/plat-s3c/init.c b/arch/arm/plat-s3c/init.c -index 6790edf..c1ddac1 100644 ---- a/arch/arm/plat-s3c/init.c -+++ b/arch/arm/plat-s3c/init.c -@@ -31,6 +31,34 @@ - - static struct cpu_table *cpu; - -+static void __init set_system_rev(unsigned int idcode) -+{ -+ /* -+ * system_rev encoding is as follows -+ * system_rev & 0xff000000 -> S3C Class (24xx/64xx) -+ * system_rev & 0xfff00000 -> S3C Sub Class (241x/244x) -+ * system_rev & 0xffff0000 -> S3C Type (2410/2440/6400/6410) -+ * -+ * Remaining[15:0] are preserved from the value set by ATAG -+ * -+ * Exception: -+ * Store Revision A to 1 such as -+ * s3c2410A to s3c2411 -+ * s3c2440A to s3c2441 -+ */ -+ -+ system_rev &= 0xffff; -+ system_rev |= (idcode & 0x0ffff000) << 4; -+ -+ if (idcode == 0x32410002 || idcode == 0x32440001) -+ system_rev |= (0x1 << 16); -+ if (idcode == 0x32440aaa /* s3c2442 */ -+ || idcode == 0x32440aab) /* s3c2442b */ -+ system_rev |= (0x2 << 16); -+ if (idcode == 0x0) /* s3c2400 */ -+ system_rev |= (0x2400 << 16); -+} -+ - static struct cpu_table * __init s3c_lookup_cpu(unsigned long idcode, - struct cpu_table *tab, - unsigned int count) -@@ -53,6 +81,8 @@ void __init s3c_init_cpu(unsigned long idcode, - panic("Unknown S3C24XX CPU"); - } - -+ set_system_rev(idcode); -+ - printk("CPU %s (id 0x%08lx)\n", cpu->name, idcode); - - if (cpu->map_io == NULL || cpu->init == NULL) { -diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c -index 1932b7e..ed4c19f 100644 ---- a/arch/arm/plat-s3c24xx/cpu.c -+++ b/arch/arm/plat-s3c24xx/cpu.c -@@ -61,6 +61,7 @@ static const char name_s3c2410[] = "S3C2410"; - static const char name_s3c2412[] = "S3C2412"; - static const char name_s3c2440[] = "S3C2440"; - static const char name_s3c2442[] = "S3C2442"; -+static const char name_s3c2442b[] = "S3C2442B"; - static const char name_s3c2443[] = "S3C2443"; - static const char name_s3c2410a[] = "S3C2410A"; - static const char name_s3c2440a[] = "S3C2440A"; -@@ -112,6 +113,15 @@ static struct cpu_table cpu_ids[] __initdata = { - .name = name_s3c2442 - }, - { -+ .idcode = 0x32440aab, -+ .idmask = 0xffffffff, -+ .map_io = s3c244x_map_io, -+ .init_clocks = s3c244x_init_clocks, -+ .init_uarts = s3c244x_init_uarts, -+ .init = s3c2442_init, -+ .name = name_s3c2442b -+ }, -+ { - .idcode = 0x32412001, - .idmask = 0xffffffff, - .map_io = s3c2412_map_io, - |